بروتوكول <GCKPersonalChannel متصفّح>
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بروتوكول التفويض في "GCKGenericChannel"
يكتسب <GCKCastChannelNSObject>.
| - (void) castChannel: |
|
(GCKGenericChannel *) |
channel |
| didReceiveTextMessage: |
|
(NSString *) |
message |
| withNamespace: |
|
(NSString *) |
protocolNamespace |
|
|
| |
يتم استدعاؤه عند تلقّي رسالة نصية على القناة.
يتم استدعاء هذا الإجراء عند ربط القناة بالقناة، للإشارة إلى أنّه يمكن الآن تبادل الرسائل مع جهاز البث من خلال القناة.
- Parameters
-
يتم استدعاء هذا الإجراء عند إلغاء ربط القناة، للإشارة إلى أنّه لم يعُد من الممكن تبادل الرسائل مع جهاز البث من خلال القناة.
- Parameters
-
| - (void) castChannel: |
|
(GCKCastChannel *) |
channel |
| didChangeWritableState: |
|
(BOOL) |
writable |
|
|
| |
|
optional |
يتم استدعاء هذا الحدث عند تغيّر حالة إمكانية الكتابة في القناة.
- Parameters
-
| channel | The channel. |
| writable | Whether the channel is now writable. |
- منذ
- 4.0
إنّ محتوى هذه الصفحة مرخّص بموجب ترخيص Creative Commons Attribution 4.0 ما لم يُنصّ على خلاف ذلك، ونماذج الرموز مرخّصة بموجب ترخيص Apache 2.0. للاطّلاع على التفاصيل، يُرجى مراجعة سياسات موقع Google Developers. إنّ Java هي علامة تجارية مسجَّلة لشركة Oracle و/أو شركائها التابعين.
تاريخ التعديل الأخير: 2025-07-25 (حسب التوقيت العالمي المتفَّق عليه)
[null,null,["تاريخ التعديل الأخير: 2025-07-25 (حسب التوقيت العالمي المتفَّق عليه)"],[[["\u003cp\u003eThe \u003ccode\u003eGCKGenericChannelDelegate\u003c/code\u003e protocol defines methods for interacting with a generic Cast channel.\u003c/p\u003e\n"],["\u003cp\u003eIt provides callbacks for receiving text messages, connection status changes, and changes in the channel's writable state.\u003c/p\u003e\n"],["\u003cp\u003eDelegate methods allow developers to respond to events like receiving messages, channel connections, disconnections, and writability changes.\u003c/p\u003e\n"],["\u003cp\u003eThis protocol inherits from \u003ccode\u003eGCKCastChannelNSObject\u003c/code\u003e and is used when subclassing \u003ccode\u003eGCKCastChannel\u003c/code\u003e is not desired.\u003c/p\u003e\n"]]],["The `GCKGenericChannelDelegate` protocol defines methods for handling channel events. It notifies when a text message is received via `castChannel:didReceiveTextMessage:withNamespace:`. It also reports connection and disconnection events via `castChannelDidConnect:` and `castChannelDidDisconnect:`, enabling message exchange or indicating its termination. The protocol informs of changes in the channel's writable state through `castChannel:didChangeWritableState:`, specifying whether messages can be sent.\n"],null,["# <GCKGenericChannelDelegate> Protocol\n\n[Instance Methods](#pub-methods) \n\\\u003cGCKGenericChannelDelegate\\\u003e Protocol Reference \n\nOverview\n--------\n\nThe [GCKGenericChannel](/cast/docs/reference/ios/interface_g_c_k_generic_channel \"A generic GCKCastChannel implementation, suitable for use when subclassing is not desired...\") delegate protocol.\n\nInherits \\\u003cGCKCastChannelNSObject\\\u003e.\n\n|--------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| Instance Method Summary ----------------------- ||\n| (void) | - [castChannel:didReceiveTextMessage:withNamespace:](/cast/docs/reference/ios/protocol_g_c_k_generic_channel_delegate-p#ae8380f775bf364ba52d607fe10fc35a1) |\n| | Called when a text message has been received on the channel. [More...](#ae8380f775bf364ba52d607fe10fc35a1) |\n| ||\n| (void) | - [castChannelDidConnect:](/cast/docs/reference/ios/protocol_g_c_k_generic_channel_delegate-p#a1ac3796c689bef52c383f4cf8be52e91) |\n| | Called when the channel has been connected, indicating that messages can now be exchanged with the Cast device over the channel. [More...](#a1ac3796c689bef52c383f4cf8be52e91) |\n| ||\n| (void) | - [castChannelDidDisconnect:](/cast/docs/reference/ios/protocol_g_c_k_generic_channel_delegate-p#a89dcc4de26fc009b16360fef56dc7bde) |\n| | Called when the channel has been disconnected, indicating that messages can no longer be exchanged with the Cast device over the channel. [More...](#a89dcc4de26fc009b16360fef56dc7bde) |\n| ||\n| (void) | - [castChannel:didChangeWritableState:](/cast/docs/reference/ios/protocol_g_c_k_generic_channel_delegate-p#a311e54518d64306de486bc0671bdce2c) |\n| | Called when the writable state of the channel has changed. [More...](#a311e54518d64306de486bc0671bdce2c) |\n| ||\n\nMethod Detail\n-------------\n\n|------------------------|---|------------------------------------------------------------------------------------|---------------------|\n| - (void) castChannel: | | ([GCKGenericChannel](/cast/docs/reference/ios/interface_g_c_k_generic_channel) \\*) | *channel* |\n| didReceiveTextMessage: | | (NSString \\*) | *message* |\n| withNamespace: | | (NSString \\*) | *protocolNamespace* |\n| | | | |\n\nCalled when a text message has been received on the channel. \n\n|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------|\n| |---------------------------------|---|------------------------------------------------------------------------------------|-----------|---| | - (void) castChannelDidConnect: | | ([GCKGenericChannel](/cast/docs/reference/ios/interface_g_c_k_generic_channel) \\*) | *channel* | | | optional |\n\nCalled when the channel has been connected, indicating that messages can now be exchanged with the Cast device over the channel.\n\nParameters\n:\n\n |---------|--------------|\n | channel | The channel. |\n\n\n|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------|\n| |------------------------------------|---|------------------------------------------------------------------------------------|-----------|---| | - (void) castChannelDidDisconnect: | | ([GCKGenericChannel](/cast/docs/reference/ios/interface_g_c_k_generic_channel) \\*) | *channel* | | | optional |\n\nCalled when the channel has been disconnected, indicating that messages can no longer be exchanged with the Cast device over the channel.\n\nParameters\n:\n\n |---------|--------------|\n | channel | The channel. |\n\n\n|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------|\n| |-------------------------|---|------------------------------------------------------------------------------|------------| | - (void) castChannel: | | ([GCKCastChannel](/cast/docs/reference/ios/interface_g_c_k_cast_channel) \\*) | *channel* | | didChangeWritableState: | | (BOOL) | *writable* | | | | | | | optional |\n\nCalled when the writable state of the channel has changed.\n\nParameters\n:\n\n |----------|--------------------------------------|\n | channel | The channel. |\n | writable | Whether the channel is now writable. |\n\n\nSince\n: 4.0"]]
